Is this the case of a closed mind, or ignorance, what exactly could be this?
Call it to be stupidity or they are impressible that can easily be influenced or maneuvered to reach their peak of their interests.
Instead of them getting on research to find out if what the critics are saying about it is right or wrong, they would always keen to YES YES YES.
Those are set of persons that may have eyes but still have to be lead by the blinds. I think this is usually caused by living a low esteem of degrading yourself by yourself. You just think you can not go that far alone so you would always want to lean on someone without having to know if you are of the same vision with them.
The wide range of saboteurs criticizing Bitcoin becomes clouded due to lack of knowledge of people who fails to ask questions when they meets the unknown opportunity they find and have the ability to make research if what the critics are saying is real or not before taking their decision and those are usually set of persons who end up regretting for being mislead.